#1058: have Makefile use PYTHONWARNINGS=all by default for (almost) a…

…ll commands

Makefile

@@ -63,11 +63,11 @@ _:
 
 # Compile without installing.
 build: _
-	$(PYTHON) setup.py build
+	PYTHONWARNINGS=all $(PYTHON) setup.py build
 	@# copies compiled *.so files in ./psutil directory in order to allow
 	@# "import psutil" when using the interactive interpreter from within
 	@# this directory.
-	$(PYTHON) setup.py build_ext -i
+	PYTHONWARNINGS=all $(PYTHON) setup.py build_ext -i
 	rm -rf tmp
 
 # Install this package + GIT hooks. Install is done:
@@ -77,7 +77,7 @@ install:
 	${MAKE} build
 	# make sure setuptools is installed (needed for 'develop' / edit mode)
 	$(PYTHON) -c "import setuptools"
-	$(PYTHON) setup.py develop $(INSTALL_OPTS)
+	PYTHONWARNINGS=all $(PYTHON) setup.py develop $(INSTALL_OPTS)
 	rm -rf tmp
 
 # Uninstall this package via pip.
@@ -86,7 +86,7 @@ uninstall:
 
 # Install PIP (only if necessary).
 install-pip:
-	$(PYTHON) -c \
+	PYTHONWARNINGS=all $(PYTHON) -c \
 		"import sys, ssl, os, pkgutil, tempfile, atexit; \
 		sys.exit(0) if pkgutil.find_loader('pip') else None; \
 		pyexc = 'from urllib.request import urlopen' if sys.version_info[0] == 3 else 'from urllib2 import urlopen'; \
@@ -118,65 +118,65 @@ setup-dev-env:
 # Run all tests.
 test:
 	${MAKE} install
-	$(PYTHON) $(TSCRIPT)
+	PYTHONWARNINGS=all $(PYTHON) $(TSCRIPT)
 
 # Run process-related API tests.
 test-process:
 	${MAKE} install
-	$(PYTHON) -m unittest -v psutil.tests.test_process
+	PYTHONWARNINGS=all $(PYTHON) -m unittest -v psutil.tests.test_process
 
 # Run system-related API tests.
 test-system:
 	${MAKE} install
-	$(PYTHON) -m unittest -v psutil.tests.test_system
+	PYTHONWARNINGS=all $(PYTHON) -m unittest -v psutil.tests.test_system
 
 # Run miscellaneous tests.
 test-misc:
 	${MAKE} install
-	$(PYTHON) psutil/tests/test_misc.py
+	PYTHONWARNINGS=all $(PYTHON) psutil/tests/test_misc.py
 
 # Test APIs dealing with strings.
 test-unicode:
 	${MAKE} install
-	$(PYTHON) psutil/tests/test_unicode.py
+	PYTHONWARNINGS=all $(PYTHON) psutil/tests/test_unicode.py
 
 # APIs sanity tests.
 test-contracts:
 	${MAKE} install
-	$(PYTHON) psutil/tests/test_contracts.py
+	PYTHONWARNINGS=all $(PYTHON) psutil/tests/test_contracts.py
 
 # Test net_connections() and Process.connections().
 test-connections:
 	${MAKE} install
-	$(PYTHON) psutil/tests/test_connections.py
+	PYTHONWARNINGS=all $(PYTHON) psutil/tests/test_connections.py
 
 # POSIX specific tests.
 test-posix:
 	${MAKE} install
-	$(PYTHON) psutil/tests/test_posix.py
+	PYTHONWARNINGS=all $(PYTHON) psutil/tests/test_posix.py
 
 # Run specific platform tests only.
 test-platform:
 	${MAKE} install
-	$(PYTHON) psutil/tests/test_`$(PYTHON) -c 'import psutil; print([x.lower() for x in ("LINUX", "BSD", "OSX", "SUNOS", "WINDOWS") if getattr(psutil, x)][0])'`.py
+	PYTHONWARNINGS=all $(PYTHON) psutil/tests/test_`$(PYTHON) -c 'import psutil; print([x.lower() for x in ("LINUX", "BSD", "OSX", "SUNOS", "WINDOWS") if getattr(psutil, x)][0])'`.py
 
 # Memory leak tests.
 test-memleaks:
 	${MAKE} install
-	$(PYTHON) psutil/tests/test_memory_leaks.py
+	PYTHONWARNINGS=all $(PYTHON) psutil/tests/test_memory_leaks.py
 
 # Run a specific test by name, e.g.
 # make test-by-name psutil.tests.test_system.TestSystemAPIs.test_cpu_times
 test-by-name:
 	${MAKE} install
-	@$(PYTHON) -m unittest -v $(ARGS)
+	@PYTHONWARNINGS=all $(PYTHON) -m unittest -v $(ARGS)
 
 # Run test coverage.
 coverage:
 	${MAKE} install
 	# Note: coverage options are controlled by .coveragerc file
 	rm -rf .coverage htmlcov
-	$(PYTHON) -m coverage run $(TSCRIPT)
+	PYTHONWARNINGS=all $(PYTHON) -m coverage run $(TSCRIPT)
 	$(PYTHON) -m coverage report
 	@echo "writing results to htmlcov/index.html"
 	$(PYTHON) -m coverage html
@@ -197,7 +197,7 @@ flake8:
 	@git ls-files | grep \\.py$ | xargs $(PYTHON) -m flake8
 
 check-manifest:
-	$(PYTHON) -m check_manifest -v $(ARGS)
+	PYTHONWARNINGS=all $(PYTHON) -m check_manifest -v $(ARGS)
 
 # ===================================================================
 # GIT
@@ -220,22 +220,22 @@ install-git-hooks:
 # Upload source tarball on https://pypi.python.org/pypi/psutil.
 upload-src:
 	${MAKE} clean
-	$(PYTHON) setup.py sdist upload
+	PYTHONWARNINGS=all $(PYTHON) setup.py sdist upload
 
 # Download exes/wheels hosted on appveyor.
 win-download-exes:
-	$(PYTHON) scripts/internal/download_exes.py --user giampaolo --project psutil
+	PYTHONWARNINGS=all $(PYTHON) scripts/internal/download_exes.py --user giampaolo --project psutil
 
 # Upload exes/wheels in dist/* directory to PYPI.
 win-upload-exes:
-	$(PYTHON) -m twine upload dist/*.exe
-	$(PYTHON) -m twine upload dist/*.whl
+	PYTHONWARNINGS=all $(PYTHON) -m twine upload dist/*.exe
+	PYTHONWARNINGS=all $(PYTHON) -m twine upload dist/*.whl
 
 # All the necessary steps before making a release.
 pre-release:
 	${MAKE} clean
 	${MAKE} install  # to import psutil from download_exes.py
-	$(PYTHON) -c \
+	PYTHONWARNINGS=all $(PYTHON) -c \
 		"from psutil import __version__ as ver; \
 		doc = open('docs/index.rst').read(); \
 		history = open('HISTORY.rst').read(); \
@@ -244,18 +244,18 @@ pre-release:
 		assert 'XXXX' not in history; \
 		"
 	${MAKE} win-download-exes
-	$(PYTHON) setup.py sdist
+	PYTHONWARNINGS=all $(PYTHON) setup.py sdist
 
 # Create a release: creates tar.gz and exes/wheels, uploads them,
 # upload doc, git tag release.
 release:
 	${MAKE} pre-release
-	$(PYTHON) -m twine upload dist/*  # upload tar.gz, exes, wheels on PYPI
+	PYTHONWARNINGS=all $(PYTHON) -m twine upload dist/*  # upload tar.gz, exes, wheels on PYPI
 	${MAKE} git-tag-release
 
 # Print announce of new release.
 print-announce:
-	@$(PYTHON) scripts/internal/print_announce.py
+	@PYTHONWARNINGS=all $(PYTHON) scripts/internal/print_announce.py
 
 # ===================================================================
 # Misc
@@ -267,12 +267,12 @@ grep-todos:
 # run script which benchmarks oneshot() ctx manager (see #799)
 bench-oneshot:
 	${MAKE} install
-	$(PYTHON) scripts/internal/bench_oneshot.py
+	PYTHONWARNINGS=all $(PYTHON) scripts/internal/bench_oneshot.py
 
 # same as above but using perf module (supposed to be more precise)
 bench-oneshot-2:
 	${MAKE} install
-	$(PYTHON) scripts/internal/bench_oneshot_2.py
+	PYTHONWARNINGS=all $(PYTHON) scripts/internal/bench_oneshot_2.py
 
 # generate a doc.zip file and manually upload it to PYPI.
 doc:
@@ -282,4 +282,4 @@ doc:
 
 # check whether the links mentioned in some files are valid.
 check-broken-links:
-		git ls-files | grep \\.rst$ | xargs $(PYTHON) scripts/internal/check_broken_links.py
+		git ls-files | grep \\.rst$ | xargs PYTHONWARNINGS=all $(PYTHON) scripts/internal/check_broken_links.py

psutil/tests/__init__.py

@@ -103,11 +103,6 @@
 ]
 
 
-# Enable all warnings by default.
-if 'PYTHONWARNINGS' not in os.environ:
-    warnings.simplefilter('always')
-
-
 # ===================================================================
 # --- constants
 # ===================================================================

setup.py

@@ -16,10 +16,13 @@
 import sys
 import tempfile
 import warnings
-try:
-    from setuptools import setup, Extension
-except ImportError:
-    from distutils.core import setup, Extension
+
+with warnings.catch_warnings():
+    warnings.simplefilter("ignore")
+    try:
+        from setuptools import setup, Extension
+    except ImportError:
+        from distutils.core import setup, Extension
 
 HERE = os.path.abspath(os.path.dirname(__file__))